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곱셈 2자리 X 2자리

1

		2	7
		6	2
		5	4
1	6	2	0
1	6	7	4

2

		8	4
		1	2
	1	6	8
	8	4	0
1	0	0	8

3

		9	4
		3	3
	2	8	2
2	8	2	0
3	1	0	2

4

		6	0
		2	1
		6	0
1	2	0	0
1	2	6	0

5

		7	0
		3	5
	3	5	0
2	1	0	0
2	4	5	0

6

		7	1
		4	8
	5	6	8
2	8	4	0
3	4	0	8

7

		2	3
		1	4
		9	2
	2	3	0
	3	2	2

8

		5	4
		7	5
	2	7	0
3	7	8	0
4	0	5	0

9

		5	4
		3	5
	2	7	0
1	6	2	0
1	8	9	0

10

		5	4
		1	7
	3	7	8
	5	4	0
	9	1	8

11

		4	1
		4	1
		4	1
1	6	4	0
1	6	8	1

12

		2	7
		3	5
	1	3	5
	8	1	0
	9	4	5

13

		5	7
		5	7
	3	9	9
2	8	5	0
3	2	4	9

14

		3	5
		2	6
	2	1	0
	7	0	0
	9	1	0

15

		5	9
		7	1
		5	9
4	1	3	0
4	1	8	9

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